1e7541cab7b7a47bab526570e5b9ba693c30acc3cd6e48af8519653651c4717a

Analysis

max time kernel
148s
max time network
142s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
14/10/2026, 09:42

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General

Target
jaffacakes118_Trojan-PSW.Win32.Kykymber.dncs.dll
Size 52KB
Sample261014-lpen4aa141
SHA256 1e7541cab7b7a47bab526570e5b9ba693c30acc3cd6e48af8519653651c4717a
MD5 a818ab558d587e70597f2f826987d993
SHA1 ca4b490cabcbbe21cbc4115f443100a9eca48327
SHA512 53e6c7bf93e70de5d08d486176360710d35cc2882f20de917894fc5adbcb5f32b4dde4e2ebdf012e2242405173302dcc0b4e063cf09229395475e04968445418
SSDEEP 768:GbvLDaaMact8TsAtPVmUSyzDz86eieekMwMAr6fR/0l8yqiNkF/FbWHqx1Z:evXmUSgDz81C3/Ol8t6HI3
TLSH
T19233B0F4C53A3679E61BDA3FC8B77E298A202373B913E5DA4024258502E72D1AF4355E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2504-0-0x0000000010000000-0x000000001000C000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3292 wrote to memory of 2504	3292	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dncs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dncs.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2504

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2504-0-0x0000000010000000-0x000000001000C000-memory.dmp

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